Navien Venting Requirements. Side Wall Vent Chimneys & Flues DirectVenting Heating Appliance Venting Length 3" pipe venting 2" pipe venting Exhaust Vent Piping Materials Venting requirements differ in the US and Canada. By sharing the main intake and exhaust vent pipes, effective system venting is available with less venting materials and minimal number of penetrations on the walls or roofing.
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e The venting system should be approved for use with Category IV appliances (typically Type BH Special Gas Vent approved by UL 1738-S636) Navien's water heaters, boilers, hydro-furnaces & water treatment solutions provide innovative high-efficiency technology for residential & commercial projects
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Navien's water heaters, boilers, hydro-furnaces & water treatment solutions provide innovative high-efficiency technology for residential & commercial projects 7.5 Component Assembly Diagrams and Parts Lists 3.3 Connecting the Gas Supply 7.6 Installation Check list 3.4 Connecting the Water Supply 7.7 Navien H2Air Add-on Controller Kit (Optional) 3.5 Connecting the Condensate Drain 7.8 Navien HotButton Kit (Optional) 3.6 Venting the Water Heater 7.9 Requirements for the State of Massachusetts. If reusing an existing vent system, thoroughly inspect use direct venting to supply air from outside the building.
NPES Series Series Navien. e 45˚ elbow= 4 linear feet of venting Exhaust Vent Piping Materials e All Navien boilers are Category IV appliances How Appliances are Certified: Gas fired boilers and water heaters are required to be safety certified by a third party testing.
Side Wall Vent Chimneys & Flues DirectVenting Heating Appliance. e The venting system should be approved for use with Category IV appliances (typically Type BH Special Gas Vent approved by UL 1738-S636) If the return water temperature for the Venting requirements differ in the US and Canada